0 Creative Commons Attribution-Share Alike 4.0 truetrue English ''Orrorintugenensis'' femur cast (BAR 1002'00) on display at the Smithsonian's National
Museum, England. From left to right: Sahelanthropus tchadensis skull, Orrorintugenensis thighbone and Ardipithecus ramidus skeleton. Date 30 August 2018,